Sources |
- [S654] 1924 St. John’s Church Register (on Necrology Records of Selected Townships in DuPage County), (DuPage County (IL) Genealogical Society).
- [S5] U.S., Social Security Applications and Claims Index, 1936-2007, Ancestry.com.
- [S656] 1949 St. John’s Church Register (on Necrology Records of Selected Townships in DuPage County), (DuPage County (IL) Genealogical Society).
- [S6404] Obituary of Hilda I. Heinrich.
- [S540] Cook County, Illinois Marriage Index, 1930-1960, Ancestry.com (Cook County Clerk’s Office).
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